Search found 4 matches

by stinkz
Mon May 20, 2019 2:04 am
Forum: Megadrive/Genesis
Topic: I'm officially building a microcode-level 68000 core
Replies: 41
Views: 3106

Re: I'm officially building a microcode-level 68000 core

Well I may as well start to share what I've been working on. For the past few weeks I've been banging my head against my computer trying to write a simulator for galibert's netlist. On Friday I got frustrated not understanding what was going wrong with the sim, so I wrote a visual layer for the sim,...
by stinkz
Fri May 17, 2019 4:40 am
Forum: Megadrive/Genesis
Topic: I'm officially building a microcode-level 68000 core
Replies: 41
Views: 3106

Re: I'm officially building a microcode-level 68000 core

Have I stuffed something up? Probably not. Get the latest from yesterday and try again :-) There had bean changes in the dietools svg render that required some in the svg itself, and I had forgotten to update everything meanwhile. OG. Ah, have you pushed to the dietools github? Last commit was 11 m...
by stinkz
Fri May 17, 2019 3:23 am
Forum: Megadrive/Genesis
Topic: I'm officially building a microcode-level 68000 core
Replies: 41
Views: 3106

Re: I'm officially building a microcode-level 68000 core

Then you run sgen/remap.lua and you get a beautiful schem.txt you can see with sview schem.txt. sview allows you to see the schematic, select signals, and see the names I've given the circuits I understood. It also includes a different simulator that doesn't work either. Hey thanks for (re)joining ...
by stinkz
Tue May 14, 2019 3:02 am
Forum: Megadrive/Genesis
Topic: I'm officially building a microcode-level 68000 core
Replies: 41
Views: 3106

Re: I'm officially building a microcode-level 68000 core

Great write up Nemesis, thanks! I look forward to the next one. Over the past week I've been pouring over the netlist on Oliver's website trying to wrap my head around how this stuff works. I found some discrepancies between his schem.txt and schem.svg, emailed him to ask if indeed there was someth...